EE WAS TIGHTENING LOOSE BELTS ON THE BALLING AREA CRANE RAILS. HE STOODED DOWN TO TIGHTEN THE BOLTS, BUT WHEN HE WENT TO STAND UP HE FELT A SNAP IN HIS LEFT KNEE. LATER IN THE MORNING HE WENT TO THE NURSE AND SHE SENT HIM IN THE CLINIC. HE WAS TAKEN OFF THE JOB.